Role of Nutrition
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Introduction |
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| Background/rationale | Explain the scientific background and rationale for the investigation being reported.
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Includes an in depth literature search |
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| Objectives | State aims, specific objectives, including any prespecified hypotheses | |
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Methods |
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| Study design | Present key elements of study design early in the paper | |
| Setting | Describe the setting, locations, and relevant dates, including periods of recruitment, exposure, follow-up, and data collection | |
| Participants | (a) Give the eligibility criteria, and the sources and methods of selection of participants | |
| Variables | Clearly define all outcomes, exposures, predictors, potential confounders, and effect modifiers. Give diagnostic criteria, if applicable | |
| Data sources/ measurement | For each variable of interest, give sources of data and details of methods of assessment (measurement). Describe comparability of assessment methods if there is more than one group
Development of instrument and pilot testing if de novo |
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| Bias | Describe any efforts to address potential sources of bias | |
| Study size | Explain how the study sample size was arrived at | |
| Quantitative variables | Explain how quantitative variables were handled in the analyses. If applicable, describe which groupings were chosen and why | |
| Statistical methods | (a) Describe all statistical methods, including those used to control for confounding | |
| (b) Describe any methods used to examine subgroups and interactions | ||
| (c) Explain how missing data were addressed | ||
| (d) If applicable, describe analytical methods taking account of sampling strategy | ||
| (e) Describe any sensitivity analyses | ||
